With 20% of male escapees sexually mature and capable of breeding with wild Atlantic salmon, threat to wild stocks ‘is ...

It is one of the largest freshwater fish in Japan and a member of the salmon family ... the attentions of a female. During spawning season, the body of a male ito except its head turns red.

Spawning adult salmon darken to a bronze color after entering freshwater ... The female chooses the nesting site and digs the nest, called a redd, and then rests while the male continues to court her ...

Throughout December and January, the female salmon make nests while male salmon find a female fish to spawn with. After spawning, the exhausted fish die and their carcasses fertilize the soil near ...

Farmed salmon swam over 100km in north/south directions migrating upriver with study highlighting ecological implications ...

The water temperature in the Sashiruigawa river is 9 degrees. Mature male salmon develop hooked snouts during the spawning season. After fulfilling their mission, the fish perish, marking the end ...

A new study has revealed that a proportion of the salmon captured after a fish farm escape at Killary Harbour last year were ...